<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>my form</title>
</head>
<body>
<hr>
<form action="">
    <textarea name="comment" cols="50" rows="10"></textarea>
    <p><input type="submit"></p>
</form>

<hr>
<form action="https://www.sogou.com/web" target="_blank">
    <select name="query">
        <option value="python">python</option>
        <option value="html">html</option>
        <option value="javascript">javascript</option>
    </select>
    <input type="submit" value="点我搜索">
</form>
<hr>
<form action="">
    <p>1. 以下关于字符串，说法正确的有：</p>
    <div>
        <label>
            <input type="checkbox" name="q1" value="A">
            字符串可变
        </label>
    </div>
    <div>
        <label>
            <input type="checkbox" name="q1" value="B">
            字符串不可变
        </label>
    </div>
    <div>
        <label>
            <input type="checkbox" name="q1" value="C">
            字符串没有顺序
        </label>
    </div>
    <div>
        <label>
            <input type="checkbox" name="q1" value="D">
            字符串有顺序
        </label>
    </div>
    <p><input type="submit" value="提 交"></p>
</form>
<hr>
<form action="https://www.sogou.com/web" target="_blank">
    <label>
        <input type="radio" name="query" value="linux"> linux
    </label> <br>
    <input id="win" type="radio" name="query" value="windows">
    <label for="win">windows</label>
    <br>
    <input type="radio" name="query" value="unix"> unix <br>
    <input type="submit" value="点我搜索">
    <input type="reset" value="重 置">
</form>
<hr>
<form action="https://www.sogou.com/web" target="_blank">
    <input type="radio" name="query" value="linux"> linux <br>
    <input type="radio" name="query" value="windows"> windows <br>
    <input type="radio" name="query" value="unix"> unix <br>
    <input type="submit" value="点我搜索">
    <input type="reset" value="重 置">
</form>

<hr>
<form action="">
    <div>
        username: <input type="text" placeholder="用 户 名">
    </div>
    <div>
        password: <input type="password" placeholder="密 码">
    </div>
    <div>
        <input type="submit" value="login">
    </div>
</form>
<hr>
<form action="">
    username: <input type="text">
    password: <input type="text">
    <input type="submit" value="login">
</form>
<hr>
<form action="https://images.baidu.com/search/index" target="_blank">
    <input type="text" name="word">
    <input type="hidden" name="tn" value="baiduimage">
    <input type="submit" value="百度搜图">
</form>
<hr>
<form action="https://pic.sogou.com/pics" target="_blank">
    <input type="text" name="query">
    <input type="submit" value="搜狗搜图">
</form>
<hr>
<form action="http://cn.bing.com/search" target="_blank">
    <input type="text" name="q">
    <input type="submit" value="必应搜索">
</form>
<hr>
<form action="https://www.baidu.com/s" target="_blank">
    <input type="text" name="wd">
    <input type="submit" value="百度搜索">
</form>
<hr>
<form action="https://www.sogou.com/web" target="_blank">
    <input type="text" name="query">
    <input type="submit" value="搜狗搜索">
</form>
</body>
</html>